How many formula units (f. u.'s) of GaF3 are present in 145 g of GaF3? A)2.98 x 1024
B)1.89 x 1025
C)8.22 x 1023
D)6.89 x 1023

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.

The sum of the oxidation numbers in a neutral compound is always

He carbon-14 isotope is important because it allows scientists to determine the of an organic sample. a) age b) density c) evolution d) mass